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CVE-2014-6450· NVD / CVE Program· CNA mitre

Juniper Junos OS before 11.4R12-S4, 12.1X44 before 12.1X44-D41, 12.1X46 before 12.1X46-D26, 12.1X47 before 12.1X47-D11/D15, 12.2 before 12.2

Juniper Junos OS before 11.4R12-S4, 12.1X44 before 12.1X44-D41, 12.1X46 before 12.1X46-D26, 12.1X47 before 12.1X47-D11/D15, 12.2 before 12.2R9, 12.2X50 before 12.2X50-D70, 12.3 before 12.3R8, 12.3X48 before 12.3X48-D10, 12.3X50 before 12.3X50-D42, 13.1 before 13.1R4-S3, 13.1X49 before 13.1X49-D42, 13.1X50 before 13.1X50-D30, 13.2 before 13.2R6, 13.2X51 before 13.2X51-D26, 13.2X52 before 13.2X52-D15, 13.3 before 13.3R3-S3, 14.1 before 14.1R3, 14.2 before 14.2R1, 15.1 before 15.1R1, and 15.1X49 before 15.1X49-D10, when configured for IPv6, allow remote attackers to cause a denial of service (mbuf chain corruption and kernel panic) via crafted IPv6 packets.

HighCVSS 7.8 · v2.0—No exploit No fix recorded
Published
Oct 16, 2015
Updated
Jun 16, 2026
EPSS
1.9% · 79th percentile
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Report tools

JSON

Action score

32

Monitor

Low priority for now.

CVSS
31 / 40 · 7.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 1.9%

Affected systems

VendorProduct
juniperjunos

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • juniper junos12.1x44
  • juniper junos12.1x46
  • juniper junos12.1x47
  • juniper junos12.2
  • juniper junos12.2x65
  • juniper junos12.3
  • juniper junos12.3x48
  • juniper junos12.3x50
  • juniper junos13.1
  • juniper junos13.1x49
  • juniper junos13.1x50
  • juniper junos13.2
  • juniper junos13.2x51
  • juniper junos13.2x52
  • juniper junos13.3
  • juniper junos14.1
  • juniper junos14.2
  • juniper junos15.1
  • juniper junos15.1x49

Same product

juniper: all records

Other highest-scoring records for the same primary product.

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    98Now
  • CVE-2023-36846Junos OS: SRX Series: A vulnerability in J-Web allows an unauthenticated attacker to upload arbitrary filesKEV
    79This week
  • CVE-2023-36844Junos OS: EX Series: A PHP vulnerability in J-Web allows an unauthenticated attacker to control important environment variablesKEV
    78This week
  • CVE-2023-36847Junos OS: EX Series: A vulnerability in J-Web allows an unauthenticated attacker to upload arbitrary filesKEV
    76This week
  • CVE-2020-1631Out of Cycle Security Advisory: Junos OS: Security vulnerability in J-Web and web based (HTTP/HTTPS) servicesKEV
    70This week
  • CVE-2025-21590Junos OS: An local attacker with shell access can execute arbitrary codeKEV
    57Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
None
Integrity impact
None
Availability impact
C

Weakness class (CWE)

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

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We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records